British Cement Association (BCA)
www.cementindustry.co.uk
British Precast-Concrete Federation (BPF)
www.britishprecast.org
Concrete Structures Group (CONSTRUCT)
www.construct.org.uk
Precast Concrete Paving & Kerb Association (Interpave)
www.paving.org.uk
Quality Scheme for Ready-Mixed Concrete (QSRMC)
www.qsrmc.oc.uk
Quarry Products Association (QPA)
www.qpa.org
The Concrete Centre
www.concretecentre.com